(29251) Hosokawa Main-belt Asteroid
Discovered on 26 October 1992 by Endate, K., Watanabe, K. at Kitami.
Yasuhiko Hosokawa (b. 1957) is a Japanese amateur astronomer and a member of the Oriental Astronomical Association and the Astronomical Society of Shikoku. He has been a respected volunteer astronomy advocate for many years. Hosokawa enjoys traveling abroad to observe solar eclipses.Naming citation (WGSBN Bull. 4, #15, 7), IAU / Minor Planet Center, via NASA/JPL
Where Hosokawa is today
Seen from above the solar system on 2026-10-14: Hosokawa is 2.39 au from the Sun and 2.79 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 29251 |
| Provisional designation | 1992 UH4 |
| Orbit class | Main-belt Asteroid |
| Rotation period | 3.10 hours |
| Absolute magnitude (H) | 13.02 |
| Orbital period | 4.37 years |
| Semi-major axis | 2.67 au |
| Perihelion – aphelion | 2.16 – 3.19 au |
| Eccentricity | 0.192 |
| Inclination | 13.7° |
| Closest distance between its orbit and Earth's (MOID) | 1.20 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Yasuhiko
All asteroids named after someone called Yasuhiko
Also discovered on 26 October 1992
- (5855) Yukitsuna
- (6022) Jyuro
- (6023) Tsuyashima
- (6337) Shiota
- (6338) Isaosato
- (6460) Bassano
- (6498) Ko
- (7590) Aterui
- (8036) Maehara
- (8294) Takayuki
- (8295) Toshifukushima
- (8874) Showashinzan